This Paradox Hats
Description: "One side, one edge, no way out. The Mobius strip carries the oldest self-referential paradox in logic, an elegant visual for anyone who has ever argued about truth, recursion or Godel. The liar paradox on a Mobius strip: the sentence This sentence is false loops endlessly from TRUE to FALSE. True if false, false if true. A self-referential classic of logic since Eubulides and Epimenides. For logicians, math and computer science students, philosophy teachers, puzzle lovers and fans of self-reference and paradox. A clever gift that sparks debate.
The Message Below Is A Lie The Message Above Is The Truth Hat
by VintageArtwork
$12 $19
Description: But... if it really *is* untrue, then saying it's untrue is true. Which means the statement is actually true. Which means that saying it's untrue is a lie. So it's actually untrue... Some people love these kind of word games. If you're one of us - I mean, them - then BUY THIS T-SHIRT! If you're not, then don't. Simple, no?
